1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp1z/utf8.C b/gcc/testsuite/g++.dg/cpp1z/utf8.C
new file mode 100644
index 00000000000..52816f85918
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp1z/utf8.C
@@ -0,0 +1,15 @@
+// { dg-do compile }
+// { dg-options "-std=c++1z" }
+
+#include <cassert>
+#include <experimental/type_traits>
+
+auto c = 'c';
+auto u8c = u8'c';
+
+static_assert(std::experimental::is_same_v<decltype(u8c), decltype(c)>, "");
+
+auto u8s = u8"c";
+auto x = u8s[0];
+
+static_assert(std::experimental::is_same_v<decltype(u8c), decltype(x)>, "");